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Data as of Nov 3, 2026

72.244.0.0/16

41,984 anonymizer addresses · 64%18 residential-proxy exits · 30 days

GTT Communications Inc. · space held by GTT Americas, LLC

Announcement
72.244.0.0/15
No RPKI
Announced by
AS3257
Type
ISP proxy
63% of it

Residential-proxy exits

Proxy exits
18
0.03% of its addresses · 30 days
Spread
6 of 256
/24s with at least one exit
Providers
31
selling exits here
Oct 4, 2026 – Nov 2, 2026

Exits seen per day

379 observations
  • ISP proxy · anonymizer
  • Hosting
  • Unknown

/24s with the most always-on exits

/24Always-on exitsProxy exits
72.244.71.0/2406
72.244.6.0/2405
72.244.37.0/2402
72.244.66.0/2402
72.244.161.0/2401
72.244.163.0/2401

Proxy providers listing exits

  • 711Proxy
  • AnyIP
  • BottingTools
  • ByteProxies
  • Byteful
  • ColaProxy
  • Evomi
  • FlexyProxies
  • FloppyData
  • GSocks
  • Geonix
  • Geonode
  • GonzoProxy
  • IPFly
  • Infatica
  • InfiniteProxies
  • LemonBright
  • LemonLabs
  • MangoProxy
  • NSocks
  • NodeProxy
  • NovaProxy
  • Oxylabs
  • Proxy-Seller
  • ProxyEmpire
  • ProxyGeo
  • Proxyma
  • ResiProxies
  • Shifter
  • Thordata
  • VitalExclusive
IPv4 market

Path

1 · Holder
GTT Americas, LLC
record created Mar 22, 2005
2 · Leased from
IPXO, ARISK
for its owner GTT Americas, LLC
3 · Announced by
AS3257 GTT Communications Inc.
since Apr 2023 · 3.5 yr ago
4 · Use
Proxy providersnamed FlashProxy, Rayobyte, Midwest Cable, IPRoyal, Sprious
ISP proxy

Operators, sellers and brokers

Proxy providers

NameParentKindIn 72.244.0.0/16/24sRole
FlashProxyProxy seller
9,21614%
36
Sells it
RayobyteProxy seller
2,0483.1%
8
Sells it
Midwest CableProxy operator
1,0241.6%
4
Runs it
IPRoyalProxy seller
5120.78%
2
Sells it
SpriousProxy seller
5120.78%
2
Runs it
Runs itSells it
Leased from

IP brokers

NameIn 72.244.0.0/16/24s
IPXO
38,40059%
150
ARISK
7681.2%
3
Leased from

Owners leasing their own space

NameIn 72.244.0.0/16/24s
GTT Americas, LLC
23,55236%
92

Announcements

Nesting

More-specifics by size

Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific

Announcements inside

Arrived
PrefixOriginTypeOperatorLeased fromProxy exitsHolderRPKI
72.244.0.0/24
since Sep 28, 2026
AS6079ISP proxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.1.0/24
since Aug 2026
AS395954Datacenter proxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.2.0/24
since Mar 2026
AS211440ISP proxyProxy providerssold by IPRoyalIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.4.0/24
since Dec 2025
AS400175HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.5.0/24
since Aug 2026
AS3257ISP proxyIP broker IPNetZone, IPXOGTT Americas, LLC
via RCN
72.244.6.0/24
since Dec 2025
AS401839HostingIP broker IPXO5GTT Americas, LLC
via Internet Utilities NA LLC
72.244.7.0/24
since Aug 2026
AS3257ISP proxyIP broker IPNetZone, IPXOGTT Americas, LLC
via RCN
72.244.8.0/23
since Aug 2026
AS3257ISP proxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.10.0/24
since Aug 2026
AS40676HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.11.0/24
since Aug 2026
AS3257ISP proxyIP broker IPNetZone, IPXOGTT Americas, LLC
via RCN
72.244.12.0/22
since Sep 2025
AS5650ISP proxyProxy providerssold by FlashProxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.16.0/22
since Aug 2026
AS3257ISP proxyIP broker IPNetZone, IPXOGTT Americas, LLC
via RCN
72.244.20.0/22
since Sep 2025
AS5650ISP proxyProxy providerssold by FlashProxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.24.0/22
since Sep 2025
AS5650ISP proxyProxy providerssold by FlashProxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.28.0/22
since Aug 2026
AS3257ISP proxyIP broker IPNetZone, IPXOGTT Americas, LLC
via RCN
72.244.32.0/22
since Oct 4, 2026
AS153383HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.36.0/24
since Aug 2026
AS3257ISP proxyIP broker IPNetZone, IPXOGTT Americas, LLC
via RCN
72.244.37.0/24
since Dec 2025
AS49791HostingIP broker IPXO2GTT Americas, LLC
via Internet Utilities NA LLC
72.244.38.0/24
since Aug 2026
AS3257ISP proxyIP broker IPNetZone, IPXOGTT Americas, LLC
via RCN
72.244.39.0/24
since May 2026
AS212238HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.40.0/22
since Aug 2026
AS3257ISP proxyIP broker IPNetZone, IPXOGTT Americas, LLC
via RCN
72.244.45.0/24
since Aug 2026
AS3257ISP proxyIP broker IPNetZone, IPXOGTT Americas, LLC
via RCN
72.244.46.0/23
since Sep 2025
AS212238HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.48.0/24
since Oct 10, 2026
AS219447UnknownIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.49.0/24
since Jun 2026
AS6079ISP proxyProxy providersoperated by Sprioussold by RayobyteIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.50.0/24
since Jun 2026
AS6079ISP proxyProxy providerssold by RayobyteIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.52.0/24
since Sep 28, 2026
AS174ISP proxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.53.0/24
since Jun 2026
AS6079ISP proxyProxy providerssold by RayobyteIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.54.0/24
since Sep 28, 2026
AS14618HostingGTT Americas, LLC
via Internet Utilities NA LLC
72.244.55.0/24
since Jun 2026
AS6079ISP proxyProxy providerssold by RayobyteIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.56.0/24
since Sep 28, 2026
AS29802HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.57.0/24
since Sep 28, 2026
AS6079ISP proxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.58.0/24
since Oct 10, 2026
AS219105UnknownIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.59.0/24
since Jun 2026
AS6079ISP proxyProxy providerssold by RayobyteIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.60.0/24
since Sep 28, 2026
AS215607HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.61.0/24
since Sep 28, 2026
AS174ISP proxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.62.0/24
since Oct 22, 2026
AS198584HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.63.0/24
since Oct 10, 2026
AS29802HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.64.0/24
since Oct 10, 2026
AS219105UnknownIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.65.0/24
since Oct 10, 2026
AS198584HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.66.0/24
since Sep 28, 2026
AS218910UnknownIP broker IPXO2GTT Americas, LLC
via Internet Utilities NA LLC
72.244.67.0/24
since Oct 10, 2026
AS219105UnknownIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.70.0/24
since Sep 28, 2026
AS6079ISP proxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.71.0/24
since Sep 28, 2026
AS219075UnknownIP broker IPXO6GTT Americas, LLC
via Internet Utilities NA LLC
72.244.73.0/24
since Jun 2026
AS6079ISP proxyProxy providerssold by RayobyteIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.74.0/24
since Oct 10, 2026
AS219105UnknownIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.75.0/24
since Oct 10, 2026
AS40676HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.76.0/24
since Jul 2026
AS212609ISP proxyProxy providerssold by IPRoyalIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.78.0/24
since Jun 2026
AS6079ISP proxyProxy providerssold by RayobyteIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.79.0/24
since Oct 10, 2026
AS219105UnknownIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.80.0/24
since Oct 10, 2026
AS40676HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.81.0/24
since Jun 2026
AS272109UnknownIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.82.0/23
since Aug 2026
AS3257ISP proxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.86.0/23
since Aug 2026
AS3257ISP proxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.89.0/24
since Oct 22, 2026
AS403104UnknownGTT Americas, LLC
via Internet Utilities NA LLC
72.244.90.0/24
since Aug 2026
AS3257ISP proxyIP broker IPNetZone, IPXOGTT Americas, LLC
via RCN
72.244.91.0/24
since Jun 2026
AS393437UnknownIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.92.0/22
since Sep 2025
AS5650ISP proxyProxy providersoperated by Midwest CableIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.96.0/22
since Sep 2025
AS5650ISP proxyProxy providerssold by FlashProxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.100.0/22
since Sep 2025
AS5650ISP proxyProxy providerssold by FlashProxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.104.0/22
since Sep 2025
AS5650ISP proxyProxy providerssold by FlashProxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.108.0/24
since May 2026
AS29802HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.109.0/24
since Feb 2026
AS2914ISP proxyIP broker ARISK, IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.111.0/24
since Feb 2026
AS2914ISP proxyIP broker ARISK, IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.112.0/22
since Sep 2025
AS5650ISP proxyProxy providerssold by FlashProxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.116.0/24
since Dec 2025
AS53740UnknownIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.118.0/24
since Nov 2025
AS14180UnknownIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.119.0/24
since Aug 2026
AS3257ISP proxyIP broker IPNetZone, IPXOGTT Americas, LLC
via RCN
72.244.120.0/22
since Sep 2025
AS5650ISP proxyProxy providerssold by FlashProxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.126.0/24
since Oct 22, 2026
AS215607HostingGTT Americas, LLC
via Internet Utilities NA LLC
72.244.128.0/23
since Aug 2026
AS3257ISP proxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.130.0/24
since Nov 2025
AS270439HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.131.0/24
since Jul 2026
AS29802HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.132.0/22
since Sep 2025
AS5650ISP proxyProxy providerssold by FlashProxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.136.0/23
since Aug 2026
AS3257ISP proxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.138.0/24
since Oct 2025
AS7922ISP proxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.139.0/24
since Aug 2026
AS3257ISP proxyIP broker IPNetZone, IPXOGTT Americas, LLC
via RCN
72.244.140.0/22
since Oct 2025
AS4826ISP proxyProxy providerssold by FlashProxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.144.0/24
since Oct 2025
AS7922ISP proxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.145.0/24
since Nov 2025
AS203466HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.146.0/24
since Oct 2025
AS7922ISP proxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.147.0/24
since Aug 2026
AS3257ISP proxyIP broker IPNetZone, IPXOGTT Americas, LLC
via RCN
72.244.148.0/22
since Oct 2025
AS4826ISP proxyProxy providerssold by FlashProxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.152.0/24
since Oct 2025
AS7922ISP proxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.153.0/24
since Sep 2025
AS23470HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.154.0/24
since Sep 2025
AS20326HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.155.0/24
since Jan 2026
AS48266UnknownIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.156.0/24
since Sep 2026
AS36295UnknownIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.157.0/24
since Oct 22, 2026
AS215607HostingGTT Americas, LLC
via Internet Utilities NA LLC
72.244.158.0/24
since Oct 2025
AS53581UnknownIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.160.0/21
since Aug 2026
AS3257ISP proxyIP broker IPNetZone, IPXO2GTT Americas, LLC
via RCN
72.244.168.0/22
since Dec 2025
AS149978HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.172.0/22
since Sep 2025
AS5650ISP proxyProxy providerssold by FlashProxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.176.0/22
since Sep 2025
AS5650ISP proxyProxy providerssold by FlashProxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.180.0/22
since Sep 2025
AS5650ISP proxyProxy providerssold by FlashProxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.184.0/22
since Sep 2025
AS40676HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.188.0/22
since Sep 2025
AS199959HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.192.0/21
since Aug 2026
AS3257ISP proxyIP broker IPNetZone, IPXOGTT Americas, LLC
via RCN
72.244.200.0/22
since Sep 2025
AS199959HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.204.0/24
since Nov 2025
AS33182HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.205.0/24
since Nov 2025
AS29802HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.206.0/23
since Aug 2026
AS3257ISP proxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.208.0/22
since Aug 2026
AS3257ISP proxyIP broker IPNetZone, IPXOGTT Americas, LLC
via RCN
72.244.212.0/24
since Feb 2026
AS2914ISP proxyIP broker ARISK, IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.213.0/24
since Aug 2026
AS3257ISP proxyIP broker IPNetZone, IPXOGTT Americas, LLC
via RCN
72.244.214.0/23
since Aug 2026
AS3257ISP proxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.216.0/21
since Aug 2026
AS3257ISP proxyIP broker IPNetZone, IPXOGTT Americas, LLC
via RCN
72.244.224.0/22
since Aug 2026
AS3257ISP proxyIP broker IPNetZone, IPXOGTT Americas, LLC
via RCN
72.244.228.0/24
since May 2026
AS152672HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.230.0/24
since Jun 2026
AS16276HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.231.0/24
since May 2026
AS14618HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.232.0/22
since Aug 2026
AS20115ISP proxyIP broker IPNetZone, IPXOGTT Americas, LLC
via Charter Communications LLC
72.244.237.0/24
since Aug 2026
AS3257ISP proxyIP broker IPNetZone, IPXOGTT Americas, LLC
via RCN
72.244.238.0/23
since Aug 2026
AS3257ISP proxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.240.0/24
since Aug 2026
AS2914ISP proxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.244.0/24
since Nov 2025
AS33182HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.245.0/24
since Nov 3, 2026
AS213784Datacenter proxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.246.0/24
since Aug 2026
AS2914ISP proxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.247.0/24
since Oct 27, 2026
AS219075UnknownIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.248.0/24
since Aug 2026
AS2914ISP proxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.249.0/24
since Oct 30, 2026
AS219075UnknownIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.250.0/24
since Aug 2025
AS5650ISP proxyProxy providerssold by FlashProxyIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.251.0/24
since Oct 2025
AS54252Datacenter proxyProxy providersoperated by Sprioussold by RayobyteIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC
72.244.252.0/22
since Dec 2025
AS212238HostingIP broker IPXOGTT Americas, LLC
via Internet Utilities NA LLC

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
72.244.0.0/15131,072MEGAPATH-BLK-63GTT Americas, LLC (GAL-104) · USDirect AllocationMar 22, 2005[email protected]
└ 72.244.0.0/1665,536IPXO-GTTIPXO LLC (IL-845) · USReallocatedJul 18, 2025[email protected]
└ 72.244.0.0/1665,536NETUTILSInternet Utilities NA LLC (DCL-577) · USReallocatedJul 30, 2025[email protected]
└ 72.244.0.0/24256NET-72-244-0-0-24unknownReassignedOct 1, 2026[email protected]
via IPXO-GTT
└ 72.244.1.0/24256NET-72-244-1-0-24unknownReassignedJul 29, 2026[email protected]
via IPXO-GTT
└ 72.244.3.0/24256NET-72-244-3-0-24unknown———
└ 72.244.4.0/24256NET-72-244-4-0-24Panda Technologies (C11461733) · USReassignedDec 28, 2025[email protected]
via IPXO-GTT
└ 72.244.5.0/24256NET-72-244-5-0-24IPNetZone (IPNET-1) · USReallocatedMar 18, 2026[email protected]
└ 72.244.5.0/24256GTT-CUSTOMERIPNetZone (IPNET-1) · USReallocatedJul 31, 2026[email protected]
└ 72.244.5.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.6.0/24256NET-72-244-6-0-24Pyro Inc. (C11455795) · USReassignedDec 21, 2025[email protected]
via IPXO-GTT
└ 72.244.7.0/24256NET-72-244-7-0-24IPNetZone (IPNET-1) · USReallocatedMar 18, 2026[email protected]
└ 72.244.7.0/24256GTT-CUSTOMERIPNetZone (IPNET-1) · USReallocatedJul 31, 2026[email protected]
└ 72.244.7.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.8.0/24256NET-72-244-8-0-24IPNetZone (IPNET-1) · USReallocatedMar 18, 2026[email protected]
└ 72.244.8.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.9.0/24256NET-72-244-9-0-24IPNetZone (IPNET-1) · USReallocatedMar 18, 2026[email protected]
└ 72.244.9.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.10.0/24256NET-72-244-10-0-24unknownReassignedJul 29, 2026[email protected]
via IPXO-GTT
└ 72.244.11.0/24256NET-72-244-11-0-24IPNetZone (IPNET-1) · USReallocatedMar 18, 2026[email protected]
└ 72.244.11.0/24256GTT-CUSTOMERIPNetZone (IPNET-1) · USReallocatedJul 31, 2026[email protected]
└ 72.244.11.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.16.0/221,024NET-72-244-16-0-22IPNetZone (IPNET-1) · USReallocatedMay 8, 2026[email protected]
└ 72.244.16.0/221,024GTT-CUSTOMERIPNetZone (IPNET-1) · USReallocatedJul 31, 2026[email protected]
└ 72.244.16.0/221,024RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.28.0/221,024NET-72-244-28-0-22IPNetZone (IPNET-1) · USReallocatedMay 8, 2026[email protected]
└ 72.244.28.0/221,024GTT-CUSTOMERIPNetZone (IPNET-1) · USReallocatedJul 31, 2026[email protected]
└ 72.244.28.0/221,024RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.32.0/221,024NET-72-244-32-0-22unknownReassignedSep 8, 2025[email protected]
via IPXO-GTT
└ 72.244.36.0/24256NET-72-244-36-0-24IPNetZone (IPNET-1) · USReallocatedMar 25, 2026[email protected]
└ 72.244.36.0/24256GTT-CUSTOMERIPNetZone (IPNET-1) · USReallocatedJul 31, 2026[email protected]
└ 72.244.36.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.37.0/24256NET-72-244-37-0-243HCloud LLC (C11462437) · USReassignedDec 30, 2025[email protected]
via IPXO-GTT
└ 72.244.38.0/24256NET-72-244-38-0-24IPNetZone (IPNET-1) · USReallocatedMar 25, 2026[email protected]
└ 72.244.38.0/24256GTT-CUSTOMERIPNetZone (IPNET-1) · USReallocatedJul 31, 2026[email protected]
└ 72.244.38.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.40.0/221,024NET-72-244-40-0-22IPNetZone (IPNET-1) · USReallocatedMay 8, 2026[email protected]
└ 72.244.40.0/221,024GTT-CUSTOMERIPNetZone (IPNET-1) · USReallocatedJul 31, 2026[email protected]
└ 72.244.40.0/221,024RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.44.0/24256NET-72-244-44-0-24unknown———
└ 72.244.45.0/24256NET-72-244-45-0-24IPNetZone (IPNET-1) · USReallocatedMar 25, 2026[email protected]
└ 72.244.45.0/24256GTT-CUSTOMERIPNetZone (IPNET-1) · USReallocatedJul 31, 2026[email protected]
└ 72.244.45.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.46.0/23512NET-72-244-46-0-23unknownReassignedMay 29, 2026[email protected]
via IPXO-GTT
└ 72.244.48.0/24256NET-72-244-48-0-24unknownReassignedOct 15, 2026[email protected]
via IPXO-GTT
└ 72.244.51.0/24256NET-72-244-51-0-24unknown———
└ 72.244.52.0/24256NET-72-244-52-0-24unknownReassignedOct 1, 2026[email protected]
via IPXO-GTT
└ 72.244.57.0/24256NET-72-244-57-0-24unknownReassignedOct 2, 2026[email protected]
via IPXO-GTT
└ 72.244.58.0/24256NET-72-244-58-0-24unknownReassignedOct 11, 2026[email protected]
via IPXO-GTT
└ 72.244.61.0/24256NET-72-244-61-0-24unknownReassignedOct 1, 2026[email protected]
via IPXO-GTT
└ 72.244.63.0/24256NET-72-244-63-0-24unknownReassignedOct 14, 2026[email protected]
via IPXO-GTT
└ 72.244.64.0/204,096TURKNET-BROADBANDTurknet Iletisim Hizmetleri A.S (C11319581) · USReassignedAug 17, 2025[email protected]
via IPXO-GTT
└ 72.244.80.0/24256NET-72-244-80-0-24unknownReassignedOct 11, 2026[email protected]
via IPXO-GTT
└ 72.244.82.0/24256NET-72-244-82-0-24IPNetZone (IPNET-1) · USReallocatedMar 25, 2026[email protected]
└ 72.244.82.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.83.0/24256NET-72-244-83-0-24IPNetZone (IPNET-1) · USReallocatedMar 25, 2026[email protected]
└ 72.244.83.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.84.0/23512HGC-GLOBAL-COMMUNICATIONS-LIMITEDunknown———
└ 72.244.86.0/24256NET-72-244-86-0-24IPNetZone (IPNET-1) · USReallocatedMar 25, 2026[email protected]
└ 72.244.86.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.87.0/24256NET-72-244-87-0-24IPNetZone (IPNET-1) · USReallocatedMar 25, 2026[email protected]
└ 72.244.87.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.88.0/24256NET-72-244-88-0-24unknown———
└ 72.244.90.0/24256NET-72-244-90-0-24IPNetZone (IPNET-1) · USReallocatedMar 25, 2026[email protected]
└ 72.244.90.0/24256GTT-CUSTOMERIPNetZone (IPNET-1) · USReallocatedJul 31, 2026[email protected]
└ 72.244.90.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.91.0/24256NET-72-244-91-0-24unknownReassignedJun 9, 2026[email protected]
via IPXO-GTT
└ 72.244.92.0/221,024COOK-TECHNICAL-INSTITUTECook Technical Institute (C11648260) · USReassignedJul 14, 2026[email protected]
via IPXO-GTT
└ 72.244.108.0/24256NET-72-244-108-0-24unknownReassignedJun 6, 2026[email protected]
via IPXO-GTT
└ 72.244.109.0/24256NET-72-244-109-0-24Tokala Communications Inc. (C11367151) · USReassignedSep 25, 2025[email protected]
via IPXO-GTT
└ 72.244.111.0/24256NET-72-244-111-0-24Tokala Communications Inc. (C11367153) · USReassignedSep 25, 2025[email protected]
via IPXO-GTT
└ 72.244.116.0/24256NET-72-244-116-0-24unknownReassignedOct 31, 2025[email protected]
via IPXO-GTT
└ 72.244.118.0/24256NET-72-244-118-0-24unknownReassignedNov 3, 2025[email protected]
via IPXO-GTT
└ 72.244.119.0/24256NET-72-244-119-0-24IPNetZone (IPNET-1) · USReallocatedMar 25, 2026[email protected]
└ 72.244.119.0/24256GTT-CUSTOMERIPNetZone (IPNET-1) · USReallocatedJul 31, 2026[email protected]
└ 72.244.119.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.126.0/24256NET-72-244-126-0-24Earth Wide Service Limited (C11753325) · HKReassignedOct 29, 2026[email protected]
via IPXO-GTT
└ 72.244.128.0/24256NET-72-244-128-0-24IPNetZone (IPNET-1) · USReallocatedMar 25, 2026[email protected]
└ 72.244.128.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.129.0/24256NET-72-244-129-0-24IPNetZone (IPNET-1) · USReallocatedMar 25, 2026[email protected]
└ 72.244.129.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.130.0/24256NET-72-244-130-0-24unknownReassignedNov 13, 2025[email protected]
via IPXO-GTT
└ 72.244.131.0/24256NET-72-244-131-0-24unknownReassignedJan 26, 2026[email protected]
via IPXO-GTT
└ 72.244.136.0/24256NET-72-244-136-0-24IPNetZone (IPNET-1) · USReallocatedMar 25, 2026[email protected]
└ 72.244.136.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.137.0/24256NET-72-244-137-0-24IPNetZone (IPNET-1) · USReallocatedMar 25, 2026[email protected]
└ 72.244.137.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.138.0/24256MOD MISSION CRITICALunknownReassignedOct 6, 2025[email protected]
via IPXO-GTT
└ 72.244.139.0/24256NET-72-244-139-0-24IPNetZone (IPNET-1) · USReallocatedMar 25, 2026[email protected]
└ 72.244.139.0/24256GTT-CUSTOMERIPNetZone (IPNET-1) · USReallocatedJul 31, 2026[email protected]
└ 72.244.139.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.144.0/24256MOD MISSION CRITICALunknownReassignedOct 6, 2025[email protected]
via IPXO-GTT
└ 72.244.145.0/24256NET-72-244-145-0-24INTROSERV d.o.o. (C11428671) · SIReassignedNov 21, 2025[email protected]
via IPXO-GTT
└ 72.244.146.0/24256MOD MISSION CRITICALunknownReassignedOct 6, 2025[email protected]
via IPXO-GTT
└ 72.244.147.0/24256NET-72-244-147-0-24IPNetZone (IPNET-1) · USReallocatedMar 25, 2026[email protected]
└ 72.244.147.0/24256GTT-CUSTOMERIPNetZone (IPNET-1) · USReallocatedJul 31, 2026[email protected]
└ 72.244.147.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.152.0/24256MOD MISSION CRITICALunknownReassignedOct 6, 2025[email protected]
via IPXO-GTT
└ 72.244.153.0/24256NET-72-244-153-0-24unknownReassignedSep 20, 2026[email protected]
via IPXO-GTT
└ 72.244.154.0/24256NET-72-244-154-0-24Elsoul Labo B.V. (C11368581) · NLReassignedSep 26, 2025[email protected]
via IPXO-GTT
└ 72.244.155.0/24256NET-72-244-155-0-24Catixs Ltd (C11528799) · GBReassignedMar 1, 2026[email protected]
via IPXO-GTT
└ 72.244.156.0/24256COOK-TECHNICAL-INSTITUTECook Technical Institute (C11648261) · USReassignedJul 14, 2026[email protected]
via IPXO-GTT
└ 72.244.157.0/24256NET-72-244-157-0-24Earth Wide Service Limited (C11753326) · HKReassignedOct 29, 2026[email protected]
via IPXO-GTT
└ 72.244.158.0/24256NET-72-244-158-0-24Inland Fiber and Data (C11385091) · USReassignedOct 10, 2025[email protected]
via IPXO-GTT
└ 72.244.159.0/24256NET-72-244-159-0-24unknown———
└ 72.244.160.0/212,048NET-72-244-160-0-21IPNetZone (IPNET-1) · USReallocatedMay 8, 2026[email protected]
└ 72.244.160.0/212,048GTT-CUSTOMERIPNetZone (IPNET-1) · USReallocatedJul 31, 2026[email protected]
└ 72.244.160.0/212,048RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.168.0/221,024NET-72-244-168-0-22unknownReassignedDec 18, 2025[email protected]
via IPXO-GTT
└ 72.244.184.0/221,024NET-72-244-184-0-22unknownReassignedSep 11, 2025[email protected]
via IPXO-GTT
└ 72.244.188.0/221,024NET-72-244-188-0-22unknownReassignedSep 8, 2025[email protected]
via IPXO-GTT
└ 72.244.192.0/212,048NET-72-244-192-0-21IPNetZone (IPNET-1) · USReallocatedMay 8, 2026[email protected]
└ 72.244.192.0/212,048GTT-CUSTOMERIPNetZone (IPNET-1) · USReallocatedJul 31, 2026[email protected]
└ 72.244.192.0/212,048RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.200.0/221,024NET-72-244-200-0-22unknownReassignedSep 8, 2025[email protected]
via IPXO-GTT
└ 72.244.204.0/24256NET-72-244-204-0-24EricGillette.com LLC (C11413073) · USReassignedNov 5, 2025[email protected]
via IPXO-GTT
└ 72.244.205.0/24256NET-72-244-205-0-24unknownReassignedNov 13, 2025[email protected]
via IPXO-GTT
└ 72.244.206.0/24256NET-72-244-206-0-24IPNetZone (IPNET-1) · USReallocatedMar 25, 2026[email protected]
└ 72.244.206.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.207.0/24256NET-72-244-207-0-24IPNetZone (IPNET-1) · USReallocatedMar 25, 2026[email protected]
└ 72.244.207.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.208.0/221,024NET-72-244-208-0-22IPNetZone (IPNET-1) · USReallocatedMay 8, 2026[email protected]
└ 72.244.208.0/221,024GTT-CUSTOMERIPNetZone (IPNET-1) · USReallocatedJul 31, 2026[email protected]
└ 72.244.208.0/221,024RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.212.0/24256NET-72-244-212-0-24Tokala Communications Inc. (C11367149) · USReassignedSep 25, 2025[email protected]
via IPXO-GTT
└ 72.244.213.0/24256NET-72-244-213-0-24IPNetZone (IPNET-1) · USReallocatedMar 25, 2026[email protected]
└ 72.244.213.0/24256GTT-CUSTOMERIPNetZone (IPNET-1) · USReallocatedJul 31, 2026[email protected]
└ 72.244.213.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.214.0/24256NET-72-244-214-0-24IPNetZone (IPNET-1) · USReallocatedMar 25, 2026[email protected]
└ 72.244.214.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.215.0/24256NET-72-244-215-0-24IPNetZone (IPNET-1) · USReallocatedMar 25, 2026[email protected]
└ 72.244.215.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.216.0/212,048NET-72-244-216-0-21IPNetZone (IPNET-1) · USReallocatedMay 8, 2026[email protected]
└ 72.244.216.0/212,048GTT-CUSTOMERIPNetZone (IPNET-1) · USReallocatedJul 31, 2026[email protected]
└ 72.244.216.0/212,048RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.224.0/221,024NET-72-244-224-0-22IPNetZone (IPNET-1) · USReallocatedMay 8, 2026[email protected]
└ 72.244.224.0/221,024GTT-CUSTOMERIPNetZone (IPNET-1) · USReallocatedJul 31, 2026[email protected]
└ 72.244.224.0/221,024RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.228.0/24256NET-72-244-228-0-24unknownReassignedJun 7, 2026[email protected]
via IPXO-GTT
└ 72.244.230.0/24256NET-72-244-230-0-24unknownReassignedJun 10, 2026[email protected]
via IPXO-GTT
└ 72.244.231.0/24256NET-72-244-231-0-24unknownReassignedJun 5, 2026[email protected]
via IPXO-GTT
└ 72.244.232.0/221,024NET-72-244-232-0-22IPNetZone (IPNET-1) · USReallocatedMay 8, 2026[email protected]
└ 72.244.232.0/221,024GTT-CUSTOMERIPNetZone (IPNET-1) · USReallocatedJul 10, 2026[email protected]
└ 72.244.232.0/221,024GTT-CUSTOMERCharter Communications LLC (CC04) · USReallocatedOct 7, 2026[email protected]
└ 72.244.237.0/24256NET-72-244-237-0-24IPNetZone (IPNET-1) · USReallocatedMar 25, 2026[email protected]
└ 72.244.237.0/24256GTT-CUSTOMERIPNetZone (IPNET-1) · USReallocatedJul 31, 2026[email protected]
└ 72.244.237.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.238.0/24256NET-72-244-238-0-24IPNetZone (IPNET-1) · USReallocatedMar 25, 2026[email protected]
└ 72.244.238.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.239.0/24256NET-72-244-239-0-24IPNetZone (IPNET-1) · USReallocatedMar 25, 2026[email protected]
└ 72.244.239.0/24256RCN-GTTRCN (RTSL-6) · USReallocatedSep 25, 2026[email protected]
└ 72.244.240.0/24256NET-72-244-240-0-24Anyconnect Information Technology Co. Ltd (C11336243) · USReassignedSep 1, 2025[email protected]
via IPXO-GTT
└ 72.244.244.0/24256NET-72-244-244-0-24EricGillette.com LLC (C11409228) · USReassignedNov 3, 2025[email protected]
via IPXO-GTT
└ 72.244.246.0/24256NET-72-244-246-0-24Anyconnect Information Technology Co. Ltd (C11336244) · USReassignedSep 1, 2025[email protected]
via IPXO-GTT
└ 72.244.247.0/24256NET-72-244-247-0-24unknown———
└ 72.244.248.0/24256NET-72-244-248-0-24Anyconnect Information Technology Co. Ltd (C11336245) · USReassignedSep 1, 2025[email protected]
via IPXO-GTT
└ 72.244.249.0/24256NET-72-244-249-0-24unknown———
└ 72.244.251.0/24256NET-72-244-251-0-24unknownReassignedOct 10, 2025[email protected]
via IPXO-GTT
└ 72.244.252.0/221,024NET-72-244-252-0-22unknownReassignedOct 27, 2026[email protected]
via IPXO-GTT

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

65,536 addresses
TypeAddressesShareRanges
ISP proxyanonymizer41,21663%96
Hosting14,84823%39
Internet provider5,3768.2%16
Unknown3,3285.1%13
Datacenter proxyanonymizer7681.2%3

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 72.244.0.0/15

Prefix
72.244.0.0/15
Announced by
AS3257 GTT Communications Inc.
Type
Internet provider
Anonymizer addresses
none
Leased from
IP broker IPXO (part)
Proxy exits
433
Always-on exits
76
RPKI
No RPKI
Netname
MEGAPATH-BLK-63
Registrant
GTT Americas, LLC
RIR
ARIN
Origin network

AS3257

US
Name
GTT Communications Inc.
Type
Internet provider
Registered
Sep 30, 1994
Domain
gtt.net
Website
www.gtt.net
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed
VPN servers
244